MESON Chess Problem Database

Problem Display
PID: 96349 (b7/1P6/8/8/K1pR1p2/2Nq3R/1BNkP3/5B2 w - - 0 1)

de Irezabal, Daniel

Problemas, 1973

b7/1P6/8/8/K1pR1p2/2Nq3R/1BNkP3/5B2

#2

9 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rhxd3+?
      • 1...Kxc2
        • 2.Rd2#
      • 1...cxd3!
  • Keys
    • 1.Rh2!
      • threat
        • 2.exd3#
        • 2.e3#
        • 2.e4#
      • 1...Kxc2
        • 2.exd3#
      • 1...Qxd4
        • 2.e3#
      • 1...Bxb7
        • 2.e4#
      • 1...f3
        • 2.exf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(F);CHECK,XQ(b)
      • Vars
        • K(a);P-FLIGHT,XS(C)::R1(F)
      • Refutation
        • P(c);P_SPINP(c),XR(F)
  • Actual
    • R(F);
    • Threat
      • DUALS(3)
    • Vars
      • K(a);N_SPINQ(b),P-FLIGHT,XS(C)::R(F)+P(D),XQ(b)
      • Q(b);N_SPINQ(b),XR(H)::R(F)+P(D)
      • B(e);XP(I)::R(F)+P(D)
      • P(d);OGATE::R(F)+P(D),XP(d)
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